Difference between do and make? I know how to use each one of them, but I cannnot explain them. Can you help me?

What is the difference between fast and quick?

What does to ground mean? I know the meaning of the noun ground, but I haven't got the meaning of the verb to ground. Thank you

What does molested mean? thank you

What does "draw" mean? I've heard several people using the word "draw", not like the action of drawing in a paper, but drawing conclusions and etc.. Thank you!

What does "turn down for what" mean? I know some English but seriously... Does it have any meaning? for me, it means nothing. Thank ya